(19)
(11) EP 3 599 077 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.06.2020 Bulletin 2020/23

(43) Date of publication A2:
29.01.2020 Bulletin 2020/05

(21) Application number: 19187668.9

(22) Date of filing: 22.07.2019
(51) International Patent Classification (IPC): 
B29C 64/112(2017.01)
B33Y 10/00(2015.01)
H05K 3/10(2006.01)
 B33Y 80/00(2015.01)
B29C 64/40(2017.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 24.07.2018 US 201816044359

(71) Applicant: Xerox Corporation
Webster, NY 14580 (US)

(72) Inventors:
  • GOREDEMA, Adela
    Ancaster, Ontario L9G 0E1 (CA)
  • SMITHSON, Chad S.
    Toronto, Ontario M6H 3W3 (CA)
  • CHRETIEN, Michelle N.
    Mississauga, Ontario L5N 3V8 (CA)
  • ABRAHAM, Biby Esther
    Mississauga, Ontario L5M 7E2 (CA)
  • JAMALI, Hojjat Seyed
    Mississauga, Ontario L5B 3J4 (CA)

(74) Representative: Gill Jennings & Every LLP 
The Broadgate Tower 20 Primrose Street
London EC2A 2ES
London EC2A 2ES (GB)

   


(54) CONDUCTIVE THREE-DIMENSIONAL ARTICLES


(57) Disclosed herein is a printing method for forming a three dimensional article. The method includes providing a first 3D structural material (100); depositing a metal nanoparticle ink composition (110) on a surface of the first 3D structural material; annealing the metal nanoparticle ink composition at a temperature of between 60 °C and 100 °C to form the conductive article (111) on the first 3D structural material; and optionally forming a second 3D structural material (120) over the conductive article.







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